Challes-les-Eaux (; Arpitan: ''Chales''), known as Triviers until 1872, is a
commune
A commune is an alternative term for an intentional community. Commune or comună or comune or other derivations may also refer to:
Administrative-territorial entities
* Commune (administrative division), a municipality or township
** Communes of ...
in the
Savoie
Savoie (; Arpitan: ''Savouè'' or ''Savouè-d'Avâl''; English: ''Savoy'' ) is a department in the Auvergne-Rhône-Alpes region, Southeastern France. Located in the French Alps, its prefecture is Chambéry. In 2019, Savoie had a population ...
region
In geography, regions, otherwise referred to as zones, lands or territories, are areas that are broadly divided by physical characteristics ( physical geography), human impact characteristics ( human geography), and the interaction of humanity an ...
in Southeastern
France
France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of overseas regions and territories in the Americas and the Atlantic, Pacific and Indian Oceans. Its metropolitan area ...
Chambéry
Chambéry (, , ; Arpitan: ''Chambèri'') is the prefecture of the Savoie department in the Auvergne-Rhône-Alpes region of eastern France. The population of the commune of Chambéry was 58,917 as of 2019, while the population of the Chamb ...
to the northwest of Challes-les-Eaux, bears the name of the commune along that of Chambéry.
Köppen climate classification
The Köppen climate classification is one of the most widely used climate classification systems. It was first published by German-Russian climatologist Wladimir Köppen (1846–1940) in 1884, with several later modifications by Köppen, notabl ...
''Cfb'') closely bordering on a humid subtropical climate (''Cfa''). The average annual temperature in Challes-les-Eaux is . The average annual rainfall is with December as the wettest month. The temperatures are highest on average in July, at around , and lowest in January, at around . The highest temperature ever recorded in Challes-les-Eaux was on 31 July 2020; the coldest temperature ever recorded was on 14 January 1960.